# SDR UPS04843548

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 19, 2004
- Submitted: November 29, 2004
- Operation: Air carrier
- Aircraft: N744UP
- Make and model: Doug DC-8-71F
- Registry model: [Doug DC-8-71F](https://openairdocs.org/model/douglas-dc-8-71f) (OpenAirDocs)
- Aircraft serial: 45944
- Aircraft time: 75,722 hours, 49,419 cycles
- System (JASC): [5712 · Wing, Rib/Bulkhead](https://openairdocs.org/jasc/5712)
- Part: Rib
- Condition: Cracked
- Location: Lt Wing
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UPS04843548

## Discrepancy

LEFT WING CENTER L/E RIB CRACKED AT XW408.  STOP DRILLED CRACK, NDT VERIFIED REF SPM06-10-01.001.  FABRICATE STACKED REPAIR ANGLES FROM SHT7075T6-.040 AND INSTALLED SAME REF SRM 57-2-0 FIG 1, 57-3-1 FIG 4, 51-1-8, 51-1-20D, 51-1-21.

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